The temperature on March 18, 1862 was about 10.4 °C. There was 0.1 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. Source: KNMI
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
March 8 » American Civil War: The Naval Battle of Hampton Roads begins.
June 20 » Barbu Catargiu, the Prime Minister of Romania, is assassinated.
August 30 » American Civil War: Battle of Richmond: Confederates under Edmund Kirby Smith rout Union forces under General William "Bull" Nelson.
September 13 » American Civil War: Union soldiers find a copy of Robert E. Lee's battle plans in a field outside Frederick, Maryland. It is the prelude to the Battle of Antietam.
September 15 » American Civil War: Confederate forces capture Harpers Ferry, Virginia (present-day Harpers Ferry, West Virginia).
September 17 » American Civil War: George B. McClellan halts the northward drive of Robert E. Lee's Confederate Army in the single-day Battle of Antietam, the bloodiest day in American military history.
Day of death September 5, 1921
The temperature on September 5, 1921 was between 4.1 °C and 21.5 °C and averaged 12.8 °C. There was 4.9 hours of sunshine (37%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 19 » Irish War of Independence: One of the biggest engagements of the war takes place at Crossbarry, County Cork. About 100 Irish Republican Army (IRA) volunteers escape an attempt by over 1,300 British forces to encircle them.
May 31 » The Tulsa race massacre kills at least 39, but other estimates of black fatalities vary from 55 to about 300.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
June 30 » U.S. President Warren G. Harding appoints former President William Howard Taft as Chief Justice of the United States.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
November 4 » The Saalschutz Abteilung (hall defense detachment) of the Nazi Party is renamed the Sturmabteilung (storm detachment) after a large riot in Munich.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I56581.php : accessed October 9, 2026), "Willem Roersma (1862-1921)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.